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Commit 7bd8b480 authored by Anna Bauza's avatar Anna Bauza
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Fix early access to cacheUserSerialNumber API 

The cacheUserSerialNumber API is a read only flag that is used to fix early access to the API. The flag will be removed after the cacheUserSerialNumberReadOnly is fully rolled out.

Change-Id: I690d452820152a8a5f6554479cd4bdb7315240ab
Flag: android.multiuser.cache_user_serial_number_read_only
Bug: 353134536
Test: atest UserManagerTest
parent f71346ec

core/java/android/os/UserManager.java

+5 −1
Original line number Diff line number Diff line
@@ -6442,7 +6442,11 @@ public class UserManager { 
     */

    @UnsupportedAppUsage

    public int getUserSerialNumber(@UserIdInt int userId) {

        if (android.multiuser.Flags.cacheUserSerialNumber()) {

        // Read only flag should is to fix early access to this API

        // cacheUserSerialNumber to be removed after the

        // cacheUserSerialNumberReadOnly is fully rolled out

        if (android.multiuser.Flags.cacheUserSerialNumberReadOnly()

                || android.multiuser.Flags.cacheUserSerialNumber()) {

            // System user serial number is always 0, and it always exists.

            // There is no need to call binder for that.

            if (userId == UserHandle.USER_SYSTEM) {